here的复数形式 This is a woman teacher复数形式 Is that a piece of bread?
题目
here的复数形式 This is a woman teacher复数形式 Is that a piece of bread?
还有2个That's the teachers'office的复数 IS he a German回答了再给10分
答案
here没复数啊
These are some women teachers.
Are those some pieces of bread?
Those are the teachers' offices.
Are they Germans?
举一反三
已知函数f（x）=x，g（x）=alnx，a∈R．若曲线y=f（x）与曲线y=g（x）相交，且在交点处有相同的切线，求a的值和该切线方程．
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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